bug fix - naming parameters by name

app.py

@@ -124,7 +124,7 @@ else:
         fig, ax = plt.subplots()
         sns.lineplot(x=X_pred, y=Y_pred, color=c2, linestyle=':')
         sns.lineplot(x=X, y=Y, color=c1)
-        sns.lineplot(np.append(X[-1], np.arange(0, test_len, points_granularity) + max(X) + points_granularity), np.append(Y[-1], result['result']), color=c3)
+        sns.lineplot(x=np.append(X[-1], np.arange(0, test_len, points_granularity) + max(X) + points_granularity), y=np.append(Y[-1], result['result']), color=c3)
         plt.legend(['Train data', 'Test data', 'Predicted data'], loc=3)
         plt.xlabel('Sample number')
         plt.ylabel('Sample value')